Today (Tuesday) is World Suicide Prevention Day and there are a number of organisations which provide support to help people who are having suicidal thoughts.
You can call Samaritans 24 hours a day by phoning 116 123 free or visiting www.samaritans.org.uk.
You can call 101 to speak to the free NHS helpline, which is also open 24 hours a day, seven days a week.
You can make an urgent appointment to see your GP - they may have an out-of-hours contact number.
The Campaign Against Living Miserably (CALM) - an award-winning charity dedicated to preventing male suicide - can also be contacted from 5pm to midnight 365 days a year on 0800 585 858.
MIND provides information on different types of mental health problems and where to get help. It's free to call on 0300 123 3393.
Alternatively, the PAPYRUS HOPELINE UK provides a confidential suicide prevention helpline service for young people, under the age of 35, thinking about suicide or anyone worried about a young person.
It's open from 10am to 10pm weekdays and 2pm to 10pm at weekends, and 2pm to 5pm on Bank Holiday Mondays. You can call them on 0800 068 4141 or text 07786 209697 or email email@example.com. They also have a website - www.papyrus-uk.org.
The Stay Alive App is also full of useful information and support and has links to UK national crisis support helplines.